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Hahnville, LA Marine Weather Forecast

Today - 71°F
Mar 13, 2026
5 mph E
Sunny
Sunny. High near 71, with temperatures falling to around 68 in the afternoon. East wind around 5 mph.
Tonight - 54°F
Mar 13, 2026
0 to 5 mph SE
Mostly Clear
Mostly clear, with a low around 54. Southeast wind 0 to 5 mph.
Saturday - 76°F
Mar 14, 2026
0 to 5 mph SE
Sunny
Sunny. High near 76, with temperatures falling to around 74 in the afternoon. Southeast wind 0 to 5 mph.
Saturday Night - 62°F
Mar 14, 2026
5 mph SE
Mostly Clear
Mostly clear, with a low around 62. Southeast wind around 5 mph.
Sunday - 82°F
Mar 15, 2026
5 to 15 mph S
Sunny
Sunny, with a high near 82. South wind 5 to 15 mph.
Sunday Night - 48°F
Mar 15, 2026
15 to 20 mph SW
Showers And Thunderstorms Likely
A chance of rain showers between 7pm and 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 48. Southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%.
Monday - 56°F
Mar 16, 2026
15 to 25 mph NW
Showers And Thunderstorms Likely
Showers and thunderstorms likely before 1pm. Partly sunny, with a high near 56. Northwest wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 70%.
Monday Night - 40°F
Mar 16, 2026
10 to 15 mph N
Partly Cloudy
Partly cloudy, with a low around 40. North wind 10 to 15 mph, with gusts as high as 25 mph.
Tuesday - 57°F
Mar 17, 2026
5 to 10 mph N
Mostly Sunny
Mostly sunny, with a high near 57. North wind 5 to 10 mph.
Tuesday Night - 44°F
Mar 17, 2026
5 mph NE
Mostly Clear
Mostly clear, with a low around 44. Northeast wind around 5 mph.
Wednesday - 66°F
Mar 18, 2026
5 mph E
Mostly Sunny
Mostly sunny, with a high near 66. East wind around 5 mph.
Wednesday Night - 50°F
Mar 18, 2026
0 to 5 mph S
Mostly Clear
Mostly clear, with a low around 50. South wind 0 to 5 mph.
Thursday - 75°F
Mar 19, 2026
0 to 5 mph S
Sunny
Sunny, with a high near 75. South wind 0 to 5 mph.
Thursday Night - 55°F
Mar 19, 2026
5 mph SW
Mostly Clear
Mostly clear, with a low around 55. Southwest wind around 5 mph.

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